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The buffer for digits after the decimal-point is on the stack, so i think it's not a problem to make it slightly bigger.
https://forum.pjrc.com/threads/31233-float-and-double?p=86860&viewfull=1#post86860main
Frank
10 年前
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teensy3/Print.cpp
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| // Print the decimal point, but only if there are digits beyond | // Print the decimal point, but only if there are digits beyond | ||||
| if (digits > 0) { | if (digits > 0) { | ||||
| uint8_t n, buf[8], count=1; | |||||
| uint8_t n, buf[16], count=1; | |||||
| buf[0] = '.'; | buf[0] = '.'; | ||||
| // Extract digits from the remainder one at a time | // Extract digits from the remainder one at a time |
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